* {
  margin: 0;
  padding: 0;
}
a {
  text-decoration: none;
  color: black;
}
li {
  list-style-type: none;
}

.menu {
  position: fixed;
  left: 0;
  top: 0;
  padding: 5px;
  border-radius: 5px;
  background-color: #f9f9fb;
  box-shadow: 2px 2px 5px;
  visibility: hidden;
}
.menu-navigation {
  display: flex;
  justify-content: space-around;
}
.menu-navigation a {
  padding: 10px;
  margin: 3px;
}
.menu-navigation a:hover {
  background-color: #e0e0e0;
}
.menu li {
  padding: 10px 0 0 0;
}
.menu-divider {
  height: 1px;
  margin: 5px 0 0 0;
  background: #ddd;
}
